California wildlife officials are now allowing mountain lions to be killed to protect endangered bighorn sheep, changing a nearly decade-long practice of just moving them.

Cougars, pumas, and mountain lions. Are they the same animal? Depending on where you live, you’ve probably heard of at least one of these names. While these are all very different, they actually refer ...

National Geographic's annual Pictures of the Year issue features stunning wildlife photos highlighting endangered species and ...

A powerful roar rocked the forest before the silhouette of a lioness appeared at an Indian reserve, a potent image of how ...

A new study warns modern life may undermine key human survival traits, from fertility to cognition, as environmental ...

A powerful roar rocked the forest before the silhouette of a lioness appeared at an Indian reserve, a potent image of how ...

We’re all familiar with La Jolla’s sea lions, harbor seals, orcas, garibaldi and seabirds. But in this series of stories ...

From queen-slaying ants to brawling kangaroos, these species reveal just how savage survival can be in the natural world ...

Wyoming rancher Doug Samuelson expected to hear lions while camped out in Mozambique but was crushed to hear poaching had ...

The Missouri Department of Conservation has confirmed five new mountain lion sightings in the state this year, including four ...

When a dominant male dies or is kicked out by an intruding male [the] new lead male will usually adopt young pups.” “It ...

In Panama’s forests, researchers discovered that tiny fringe-lipped bats hunt with the patience and precision of big cats.